Friedrich O. B. Ludhe

SA Sunds Defibrator Aktiebolag: 1 patents #7 of 40Top 20%

📍 Bethesda, MD: #1,332 of 2,269 inventorsTop 60%

🗺 Maryland: #19,431 of 35,612 inventorsTop 55%

Overall (All Time): #4,013,238 of 4,157,543Top 100%

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Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
RE31862	Apparatus for the treatment of lignocellulosic material	Kenneth C. Logan	1985-04-09